package com.example.framework.config;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * @Author 王鹤蒲
 * @Date 2023 07 31
 */
@Configuration
public class CorsConfig {
    private static final long MAXIMUM_DURATION = 24 * 60 * 60;

    @Value("${allowed.origin}")
    private  String allowedOrigin;

    @Bean
    public CorsFilter corsFilter() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        // 1 设置访问源地址
        System.out.println(allowedOrigin);
        corsConfiguration.addAllowedOrigin("*");
        // 2 设置访问源请求头
        corsConfiguration.addAllowedHeader("*");
        // 3 设置访问源请求方法
        corsConfiguration.addAllowedMethod("*");
        corsConfiguration.setMaxAge(MAXIMUM_DURATION);
        // 4 对接口配置跨域设置
        source.registerCorsConfiguration("/**", corsConfiguration);
        return new CorsFilter(source);
    }

}
